Sorry, I am not going to take a few hours out of my workday to test this issue, especially when coupled with the chance of bricking my machine with a live dev-release of the OS.
However, on a brighter note, the issue seems resolved for me with Ubuntu 14.04.2 using the 3.13.0-45-generic kernel. I discovered that the headset worked normally sometime this month. I am unsure when. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1339778 Title: Plugging in Logitech H340 USB headset breaks mouse click behaviour To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1339778/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp